Columbia Encyclopedia

Search results

500 results found

Labor, United States Department of

(Encyclopedia)Labor, United States Department of, federal executive department established in 1913 and charged with administering and enforcing statutes that promote the welfare of U.S. wage earners, improve their ...

Reconstruction Finance Corporation

(Encyclopedia)Reconstruction Finance Corporation (RFC), former U.S. government agency, created in 1932 by the administration of Herbert Hoover. Its purpose was to facilitate economic activity by lending money in th...

scientific notation

(Encyclopedia)scientific notation, means of expressing very large or very small numbers in a compact form that is easy to use in computations. In this notation, any number is expressed as a number between 1 and 10 ...

mir, former Russian peasant community

(Encyclopedia)mir mēr [key], former Russian peasant community. The mir, which antedated serfdom (16th cent.) in Russia, persisted in its primitive form until after the Russian Revolution of 1917. In a community of...

Tillman, Benjamin Ryan

(Encyclopedia)Tillman, Benjamin Ryan, 1847–1918, U.S. Senator from South Carolina (1895–1918), b. Edgefield co., S.C. A farmer, he became the leader of the backcountry whites in South Carolina and fostered thei...

Wang Mang

(Encyclopedia)Wang Mang wäng mäng [key], 45 b.c.–a.d. 23, Chinese Han dynasty regent who usurped the throne and ruled (a.d. 8–23) as emperor of the Hsin [new] court, carrying out many reforms. Although he por...

safety movement

(Encyclopedia)safety movement, widespread effort to prevent accidents that followed the increasing number of casualties in industry, traffic and transportation, and homes arising out of the Industrial Revolution an...

chiropractic

(Encyclopedia)chiropractic kīrəprăkˈtĭk [key] [Gr.,=doing by hand], medical practice based on the theory that all disease results from a disruption of the functions of the nerves. The principal source of inter...

transit instrument

(Encyclopedia)transit instrument or transit, telescope devised to observe stars as they cross the meridian and used for determining time. Its viewing tube swings on a rigid horizontal axis restricting its movements...

Browse by Subject